4.7
(275)
2,065
hikers
57
hikes
Hiking around Merléac offers diverse landscapes in a rural and hilly commune of Brittany, France. The region is characterized by undulating terrain, featuring the artificial Lac de Bosméléac and the historic Rigole d'Hilvern. Hikers can explore well-maintained trails through forests and open countryside, providing varied elevations and scenic views.
Last updated: May 6, 2026
4.4
(19)
123
hikers
5.28km
01:23
40m
40m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(6)
26
hikers
10.8km
02:52
100m
100m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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5.0
(4)
12
hikers
10.8km
02:56
160m
160m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
11
hikers
10.8km
03:01
210m
210m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.8
(6)
15
hikers
13.1km
03:29
130m
130m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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You have to carry the bike to cross the dam, but it's worth the view!
0
0
Only very recently constructed pumptrack with plenty of smooth flowing lines, on any sort of bike.
1
0
Nice corner, good part on a road not too busy, possibility to cut and go around the lake
0
0
Merléac offers a wide variety of hiking opportunities, with over 50 different trails to explore. These routes cater to various skill levels, from easy strolls to more challenging hikes through the region's diverse landscapes.
Yes, Merléac has numerous easy trails perfect for beginners or families. For instance, the Lake Oak loop from Lac de Bosméléac is an easy 5.1 km walk around the lake's banks, offering a pleasant and accessible experience for all.
Hiking in Merléac allows you to experience diverse natural features. You'll encounter the tranquil Lac de Bosméléac, the historic Rigole d'Hilvern with its tree-lined paths, and undulating countryside offering scenic views. Forests, such as those near the Sainte-Tréphine Chapel, also provide shaded routes.
Yes, many of the trails in Merléac are circular, allowing you to start and end at the same point. A great example is the Hiking loop from Lanfains, a moderate 10.8 km trail that takes you through the hilly countryside.
The trails in Merléac are highly rated by the komoot community, with an average score of 4.6 stars from over 250 reviews. Hikers often praise the tranquil atmosphere around Lac de Bosméléac, the well-maintained paths of the Rigole d'Hilvern, and the varied, scenic views across the hilly Breton countryside.
For those seeking a more extensive experience, Merléac offers several moderate to difficult routes. The Barrage – Lake Oak loop from Allineuc is a moderate 10.8 km path that explores the area around the lake and its dam, providing a good challenge with varied terrain.
Merléac is generally dog-friendly, with many trails suitable for walks with your canine companion. The paths around Lac de Bosméléac and along the Rigole d'Hilvern are popular choices for dog walkers. Always ensure your dog is under control and check for any specific local regulations or signage regarding pets.
Parking is typically available at key access points for popular trails, especially around Lac de Bosméléac. Look for designated parking areas near the lake or at the start of specific routes. For example, the Lake Oak – Barrage loop from Merléac often has parking options near the village or the lake's facilities.
Beyond the trails, you can explore several interesting landmarks. The historic Rigole d'Hilvern itself is a notable feature, and the Sainte-Tréphine Chapel is nestled within the local forests. Further afield, you can visit the Guerlédan Dam and the scenic Canal de Nantes à Brest, which offers additional walking opportunities.
Merléac is enjoyable for hiking throughout much of the year. Spring and autumn offer pleasant temperatures and beautiful scenery, with blooming flora or vibrant fall colors. Summer is also popular, especially around Lac de Bosméléac, though some forest trails provide welcome shade during warmer days.
Yes, the historic Rigole d'Hilvern, which is a popular greenway for hiking, was specifically constructed to supply the Nantes-Brest Canal. You can follow paths from the Bosméléac Dam all the way to Le Quillio, connecting you to this significant waterway and its extended network of trails.
Merléac's hilly terrain provides several spots with excellent panoramic views. The region boasts stunning 360° views from elevated points like Butte Saint-Michel. Many trails that traverse the undulating countryside will offer glimpses of the expansive Breton landscape.
While primarily known for hiking, the area around Lac de Bosméléac and the Rigole d'Hilvern is also popular for mountain biking. The well-maintained paths and varied terrain offer suitable conditions for both activities, allowing you to explore the natural beauty on two wheels as well.


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